In this Act, the term commercial publication, in relation to a literary, dramatic, musical, or artistic work, means the publication of the work consisting of—
(a) issuing copies of the work to the public at a time when copies made in advance of the receipt of orders are generally available to the public; or
(b) making the work available to the public by means of an electronic retrieval system;—
and related expressions shall be construed accordingly.
Compare: Copyright, Designs and Patents Act 1988 s 175(2) (UK)